/*
* Copyright (C) 2010 Thialfihar <thi@thialfihar.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.thialfihar.android.apg;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.thialfihar.android.apg.provider.Accounts;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.ContentValues;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.database.Cursor;
import android.database.SQLException;
import android.net.Uri;
import android.os.Bundle;
import android.text.util.Linkify;
import android.text.util.Linkify.TransformFilter;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.Button;
import android.widget.CursorAdapter;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends BaseActivity {
private ListView mAccounts = null;
private AccountListAdapter mListAdapter = null;
private Cursor mAccountCursor;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Button encryptMessageButton = (Button) findViewById(R.id.btn_encryptMessage);
Button decryptMessageButton = (Button) findViewById(R.id.btn_decryptMessage);
Button encryptFileButton = (Button) findViewById(R.id.btn_encryptFile);
Button decryptFileButton = (Button) findViewById(R.id.btn_decryptFile);
mAccounts = (ListView) findViewById(R.id.accounts);
encryptMessageButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(MainActivity.this, EncryptActivity.class);
intent.setAction(Apg.Intent.ENCRYPT);
startActivity(intent);
}
});
decryptMessageButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(MainActivity.this, DecryptActivity.class);
intent.setAction(Apg.Intent.DECRYPT);
startActivity(intent);
}
});
encryptFileButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(MainActivity.this, EncryptActivity.class);
intent.setAction(Apg.Intent.ENCRYPT_FILE);
startActivity(intent);
}
});
decryptFileButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(MainActivity.this, DecryptActivity.class);
intent.setAction(Apg.Intent.DECRYPT_FILE);
startActivity(intent);
}
});
mAccountCursor =
Apg.getDatabase().db().query(Accounts.TABLE_NAME,
new String[] {
Accounts._ID,
Accounts.NAME,
}, null, null, null, null, Accounts.NAME + " ASC");
startManagingCursor(mAccountCursor);
mListAdapter = new AccountListAdapter(this, mAccountCursor);
mAccounts.setAdapter(mListAdapter);
mAccounts.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View view, int index, long id) {
String accountName = (String) mAccounts.getItemAtPosition(index);
startActivity(new Intent(MainActivity.this, MailListActivity.class)
.putExtra(MailListActivity.EXTRA_ACCOUNT, accountName));
}
});
registerForContextMenu(mAccounts);
if (!mPreferences.hasSeenHelp()) {
showDialog(Id.dialog.help);
}
if (Apg.isReleaseVersion(this) && !mPreferences.hasSeenChangeLog(Apg.getVersion(this))) {
showDialog(Id.dialog.change_log);
}
}
@Override
protected Dialog onCreateDialog(int id) {
switch (id) {
case Id.dialog.new_account: {
AlertDialog.Builder alert = new AlertDialog.Builder(this);
alert.setTitle(R.string.title_addAccount);
alert.setMessage(R.string.specifyGoogleMailAccount);
LayoutInflater inflater =
(LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View view = (View) inflater.inflate(R.layout.add_account_dialog, null);
final EditText input = (EditText) view.findViewById(R.id.input);
alert.setView(view);
alert.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
MainActivity.this.removeDialog(Id.dialog.new_account);
String accountName = "" + input.getText();
try {
Cursor testCursor =
managedQuery(Uri.parse("content://gmail-ls/conversations/" +
accountName),
null, null, null, null);
if (testCursor == null) {
Toast.makeText(MainActivity.this,
getString(R.string.errorMessage,
getString(R.string.error_accountNotFound,
accountName)),
Toast.LENGTH_SHORT).show();
return;
}
} catch (SecurityException e) {
Toast.makeText(MainActivity.this,
getString(R.string.errorMessage,
getString(R.string.error_accountReadingNotAllowed)),
Toast.LENGTH_SHORT).show();
return;
}
ContentValues values = new ContentValues();
values.put(Accounts.NAME, accountName);
try {
Apg.getDatabase().db().insert(Accounts.TABLE_NAME,
Accounts.NAME, values);
mAccountCursor.requery();
mListAdapter.notifyDataSetChanged();
} catch (SQLException e) {
Toast.makeText(MainActivity.this,
getString(R.string.errorMessage,
getString(R.string.error_addingAccountFailed,
accountName)),
Toast.LENGTH_SHORT).show();
}
}
});
alert.setNegativeButton(android.R.string.cancel,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
MainActivity.this.removeDialog(Id.dialog.new_account);
}
});
return alert.create();
}
case Id.dialog.change_log: {
AlertDialog.Builder alert = new AlertDialog.Builder(this);
alert.setTitle("Changes " + Apg.getFullVersion(this));
LayoutInflater inflater =
(LayoutInflater) this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View layout = inflater.inflate(R.layout.info, null);
TextView message = (TextView) layout.findViewById(R.id.message);
message.setText("Changes:\n" +
"* \n" +
"\n" +
"WARNING: be careful editing your existing keys, as they " +
"WILL be stripped of certificates right now.\n" +
"\n" +
"Also: key cross-certification is NOT supported, so signing " +
"with those keys will get a warning when the signature is " +
"checked.\n" +
"\n" +
"I hope APG continues to be useful to you, please send " +
"bug reports, feature wishes, feedback.");
alert.setView(layout);
alert.setCancelable(false);
alert.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
MainActivity.this.removeDialog(Id.dialog.change_log);
mPreferences.setHasSeenChangeLog(
Apg.getVersion(MainActivity.this), true);
}
});
return alert.create();
}
case Id.dialog.help: {
AlertDialog.Builder alert = new AlertDialog.Builder(this);
alert.setTitle(R.string.title_help);
LayoutInflater inflater =
(LayoutInflater) this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View layout = inflater.inflate(R.layout.info, null);
TextView message = (TextView) layout.findViewById(R.id.message);
message.setText(R.string.text_help);
TransformFilter packageNames = new TransformFilter() {
public final String transformUrl(final Matcher match, String url) {
String name = match.group(1).toLowerCase();
if (name.equals("astro")) {
return "com.metago.astro";
} else if (name.equals("k-9 mail")) {
return "com.fsck.k9";
} else {
return "org.openintents.filemanager";
}
}
};
Pattern pattern = Pattern.compile("(OI File Manager|ASTRO|K-9 Mail)");
String scheme = "market://search?q=pname:";
message.setAutoLinkMask(0);
Linkify.addLinks(message, pattern, scheme, null, packageNames);
alert.setView(layout);
alert.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
MainActivity.this.removeDialog(Id.dialog.help);
mPreferences.setHasSeenHelp(true);
}
});
return alert.create();
}
default: {
return super.onCreateDialog(id);
}
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
menu.add(0, Id.menu.option.manage_public_keys, 0, R.string.menu_managePublicKeys)
.setIcon(android.R.drawable.ic_menu_manage);
menu.add(0, Id.menu.option.manage_secret_keys, 1, R.string.menu_manageSecretKeys)
.setIcon(android.R.drawable.ic_menu_manage);
menu.add(1, Id.menu.option.create, 2, R.string.menu_addAccount)
.setIcon(android.R.drawable.ic_menu_add);
menu.add(2, Id.menu.option.preferences, 3, R.string.menu_preferences)
.setIcon(android.R.drawable.ic_menu_preferences);
menu.add(2, Id.menu.option.key_server, 4, R.string.menu_keyServer)
.setIcon(android.R.drawable.ic_menu_search);
menu.add(3, Id.menu.option.about, 5, R.string.menu_about)
.setIcon(android.R.drawable.ic_menu_info_details);
menu.add(3, Id.menu.option.help, 6, R.string.menu_help)
.setIcon(android.R.drawable.ic_menu_help);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case Id.menu.option.create: {
showDialog(Id.dialog.new_account);
return true;
}
case Id.menu.option.manage_public_keys: {
startActivity(new Intent(this, PublicKeyListActivity.class));
return true;
}
case Id.menu.option.manage_secret_keys: {
startActivity(new Intent(this, SecretKeyListActivity.class));
return true;
}
case Id.menu.option.help: {
showDialog(Id.dialog.help);
return true;
}
case Id.menu.option.key_server: {
startActivity(new Intent(this, KeyServerQueryActivity.class));
return true;
}
default: {
return super.onOptionsItemSelected(item);
}
}
}
@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
super.onCreateContextMenu(menu, v, menuInfo);
TextView nameTextView = (TextView) v.findViewById(R.id.accountName);
if (nameTextView != null) {
menu.setHeaderTitle(nameTextView.getText());
menu.add(0, Id.menu.delete, 0, R.string.menu_deleteAccount);
}
}
@Override
public boolean onContextItemSelected(MenuItem menuItem) {
AdapterView.AdapterContextMenuInfo info =
(AdapterView.AdapterContextMenuInfo) menuItem.getMenuInfo();
switch (menuItem.getItemId()) {
case Id.menu.delete: {
Apg.getDatabase().db().delete(Accounts.TABLE_NAME,
Accounts._ID + " = ?",
new String[] { "" + info.id });
mAccountCursor.requery();
mListAdapter.notifyDataSetChanged();
return true;
}
default: {
return super.onContextItemSelected(menuItem);
}
}
}
private static class AccountListAdapter extends CursorAdapter {
private LayoutInflater mInflater;
public AccountListAdapter(Context context, Cursor cursor) {
super(context, cursor);
mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
}
@Override
public Object getItem(int position) {
Cursor c = getCursor();
c.moveToPosition(position);
return c.getString(c.getColumnIndex(Accounts.NAME));
}
@Override
public int getCount() {
return super.getCount();
}
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return mInflater.inflate(R.layout.account_item, null);
}
@Override
public void bindView(View view, Context context, Cursor cursor) {
TextView nameTextView = (TextView) view.findViewById(R.id.accountName);
int nameIndex = cursor.getColumnIndex(Accounts.NAME);
final String account = cursor.getString(nameIndex);
nameTextView.setText(account);
}
@Override
public boolean isEnabled(int position) {
return true;
}
}
}